An externally threaded fastening device which has an internal or external seat, designed to mate with the seat of an internally threaded tube fitting for the purpose of securing the tube to the fitting to form a leakproof connection.
NSN 5998-01-204-4176
NSN 5975-00-193-3083
NSN 5998-01-437-5164
NSN 5895-00-141-0287
NSN 5895-01-495-2908
NSN 6685-00-841-5158
NSN 5920-00-835-9298
NSN 6650-01-280-3547
NSN 5990-01-616-9342
NSN 5910-01-038-8698
NSN 4140-01-064-8914
NSN 5910-01-593-1110